The unattended piece of luggage was in the Superdome’s Garage 1 at 1500 Sugar Bowl Drive, authorities said. The item was described as a rolling suitcase. Parking garage security found the luggage sometime after 6 p.m. A few garage employees were evacuated.

Police shut down Poydras Street between LaSalle and Clara streets. It was reopened around midnight Thursday morning.

Traffic was being redirected Wednesday evening. Police have called its SWAT team to the scene.

WDSU News spoke with a witness who had also participated in the Boston Marathon.

“Deja vu,” he said. “Just a couple of days ago and it was the same thing in Boston. We did not know what was happening. It does not hurt to be safety conscious, so I’m OK if they find a bag that’s unattended. That’s what happened a couple of days ago, so do whatever you have to do to keep the public safe.”